🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.49 AU - 0.63 AU

Year: 275 Days

Day: 40 Hours

Environment

Temp: -120 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252

Radius: 9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.3 AU - 1.58 AU

Year: 1134 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,617,345 km

• M1: 111,899 km (0.101 R)
• M2: 404,812 km (0.114 R)
• M3: 699,669 km (0.083 R)
• M4: 1,286,242 km (0.061 R)
• M5: 1,596,508 km (0.11 R)
• M6: 2,104,992 km (0.096 R)
• M7: 2,476,443 km (0.044 R)
• M8: 3,861,869 km (0.076 R)
• M9: 4,949,296 km (0.116 R)
• M10: 5,894,904 km (0.084 R)
• M11: 6,533,837 km (0.091 R)
• M12: 7,716,109 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.2

Radius: 14.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.72 AU - 2.54 AU

Year: 2039 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,617,345 km

• M1: 185,352 km (0.105 R)
• M2: 846,724 km (0.089 R)
• M3: 1,460,524 km (0.079 R)
• M4: 2,087,339 km (0.097 R)
• M5: 2,878,263 km (0.102 R)
• M6: 3,490,866 km (0.054 R)
• M7: 4,279,097 km (0.113 R)
• M8: 5,825,640 km (0.072 R)
• M9: 8,329,460 km (0.108 R)
• M10: 9,677,636 km (0.11 R)
• M11: 11,028,654 km (0.115 R)
• M12: 12,094,539 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.9

Radius: 12.1

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.83 AU - 2.87 AU

Year: 2363 Days

Day: 10.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,617,345 km

• M1: 150,495 km (0.066 R)
• M2: 529,576 km (0.105 R)
• M3: 1,031,477 km (0.05 R)
• M4: 1,493,884 km (0.117 R)
• M5: 2,389,676 km (0.117 R)
• M6: 2,965,927 km (0.112 R)
• M7: 4,003,538 km (0.085 R)
• M8: 5,902,085 km (0.052 R)
• M9: 6,333,226 km (0.092 R)
• M10: 6,901,847 km (0.084 R)
• M11: 8,918,726 km (0.081 R)
• M12: 10,858,113 km (0.099 R)
• M13: 11,549,255 km (0.068 R)
• M14: 12,356,036 km (0.077 R)
• M15: 12,974,324 km (0.114 R)
• M16: 13,474,430 km (0.091 R)
• M17: 15,453,161 km (0.105 R)
• M18: 16,015,499 km (0.062 R)
• M19: 18,745,212 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.3

Radius: 14.3

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.45 AU - 3.11 AU

Year: 3041 Days

Day: 5.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,617,345 km

• M1: 177,872 km (0.109 R)
• M2: 662,120 km (0.113 R)
• M3: 1,162,974 km (0.118 R)
• M4: 1,902,137 km (0.114 R)
• M5: 2,395,361 km (0.044 R)
• M6: 3,531,407 km (0.111 R)
• M7: 4,265,185 km (0.042 R)
• M8: 5,001,206 km (0.119 R)
• M9: 5,660,335 km (0.09 R)
• M10: 6,122,293 km (0.103 R)
• M11: 7,060,720 km (0.076 R)
• M12: 7,694,716 km (0.04 R)
• M13: 8,470,680 km (0.093 R)
• M14: 9,410,005 km (0.095 R)
• M15: 10,417,697 km (0.081 R)
• M16: 15,283,966 km (0.072 R)
• M17: 16,130,989 km (0.062 R)
• M18: 16,620,922 km (0.087 R)
• M19: 17,120,878 km (0.114 R)
• M20: 18,092,516 km (0.095 R)
• M21: 18,740,724 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 10.8

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.96 AU - 4.86 AU

Year: 6075 Days

Day: 6.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 28,617,345 km

• M1: 134,788 km (0.117 R)
• M2: 693,237 km (0.097 R)
• M3: 1,073,814 km (0.113 R)
• M4: 1,510,639 km (0.118 R)
• M5: 2,111,275 km (0.101 R)
• M6: 2,467,916 km (0.092 R)
• M7: 2,884,097 km (0.086 R)
• M8: 3,347,103 km (0.087 R)
• M9: 4,025,380 km (0.074 R)
• M10: 5,212,139 km (0.117 R)
• M11: 5,778,068 km (0.068 R)
• M12: 7,318,926 km (0.11 R)
• M13: 8,145,754 km (0.063 R)
• M14: 9,117,392 km (0.115 R)
• M15: 9,807,038 km (0.088 R)
• M16: 10,301,010 km (0.036 R)
• M17: 10,717,491 km (0.065 R)
• M18: 13,457,376 km (0.06 R)
• M19: 18,598,306 km (0.113 R)
• M20: 20,277,991 km (0.059 R)
• M21: 21,154,635 km (0.026 R)
• M22: 22,132,855 km (0.066 R)
• M23: 23,776,188 km (0.077 R)
• M24: 24,341,668 km (0.083 R)
• M25: 25,415,481 km (0.119 R)
• M26: 26,693,496 km (0.081 R)
• M27: 29,193,127 km (0.057 R)
• M28: 29,748,285 km (0.087 R)
• M29: 31,747,361 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.8

Radius: 7.8

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.61 AU - 6.25 AU

Year: 9473 Days

Day: 21.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,617,345 km

• M1: 97,089 km (0.061 R)
• M2: 392,844 km (0.064 R)
• M3: 828,323 km (0.103 R)
• M4: 2,565,304 km (0.096 R)
• M5: 3,155,468 km (0.106 R)
• M6: 3,482,788 km (0.102 R)
• M7: 3,832,847 km (0.119 R)
• M8: 4,230,329 km (0.101 R)
• M9: 4,732,828 km (0.114 R)
• M10: 5,707,308 km (0.105 R)
• M11: 7,607,501 km (0.05 R)
• M12: 9,059,946 km (0.111 R)
• M13: 9,723,562 km (0.056 R)
• M14: 10,463,773 km (0.06 R)
• M15: 11,240,934 km (0.088 R)
• M16: 13,430,747 km (0.108 R)
• M17: 15,538,282 km (0.045 R)
• M18: 16,427,791 km (0.111 R)
• M19: 17,163,513 km (0.064 R)
• M20: 18,965,270 km (0.064 R)
• M21: 19,502,476 km (0.116 R)
• M22: 20,327,209 km (0.098 R)
• M23: 21,972,486 km (0.101 R)
• M24: 23,168,073 km (0.1 R)
• M25: 25,852,008 km (0.098 R)
• M26: 27,866,643 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.2

Radius: 5.8

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.14 AU - 8.24 AU

Year: 12647 Days

Day: 20.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 113 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,617,345 km

• M1: 76,295 km (0.104 R)
• M2: 404,961 km (0.047 R)
• M3: 626,815 km (0.087 R)
• M4: 1,041,052 km (0.092 R)
• M5: 1,254,528 km (0.077 R)
• M6: 1,483,562 km (0.08 R)
• M7: 1,879,847 km (0.032 R)
• M8: 3,260,336 km (0.103 R)
• M9: 5,402,877 km (0.089 R)
• M10: 5,978,380 km (0.07 R)
• M11: 7,330,894 km (0.111 R)
• M12: 7,574,589 km (0.12 R)
• M13: 7,823,819 km (0.115 R)
• M14: 9,870,318 km (0.114 R)
• M15: 11,202,337 km (0.112 R)
• M16: 16,527,423 km (0.12 R)
• M17: 19,770,406 km (0.113 R)
• M18: 21,706,651 km (0.109 R)
• M19: 24,300,229 km (0.076 R)
• M20: 38,790,279 km (0.105 R)
• M21: 39,904,634 km (0.066 R)
• M22: 41,423,501 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.9

Radius: 3.7

Gravity: 49.15 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.16 AU - 7.86 AU

Year: 13501 Days

Day: 19.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 28,617,345 km

• M1: 46,076 km (0.086 R)
• M2: 176,825 km (0.106 R)
• M3: 396,584 km (0.092 R)
• M4: 800,797 km (0.118 R)
• M5: 1,795,474 km (0.089 R)
• M6: 1,951,803 km (0.109 R)
• M7: 2,759,482 km (0.08 R)
• M8: 3,039,978 km (0.082 R)
• M9: 5,000,309 km (0.091 R)
• M10: 5,381,185 km (0.106 R)
• M11: 6,398,002 km (0.093 R)
• M12: 7,315,934 km (0.078 R)
• M13: 7,806,466 km (0.114 R)
• M14: 10,535,879 km (0.105 R)
• M15: 11,045,110 km (0.026 R)
• M16: 13,974,236 km (0.047 R)
• M17: 14,313,375 km (0.118 R)
• M18: 15,078,867 km (0.084 R)
• M19: 16,018,192 km (0.067 R)
• M20: 16,539,690 km (0.114 R)
• M21: 18,092,366 km (0.07 R)
• M22: 19,318,620 km (0.045 R)
• M23: 19,824,261 km (0.044 R)
• M24: 25,175,826 km (0.07 R)
• M25: 28,939,409 km (0.111 R)
• M26: 30,612,362 km (0.098 R)
• M27: 31,183,975 km (0.058 R)
• M28: 34,149,604 km (0.097 R)
• M29: 35,261,565 km (0.098 R)
• M30: 38,344,477 km (0.1 R)
• M31: 41,881,719 km (0.119 R)
• M32: 55,289,727 km (0.087 R)
• M33: 56,993,049 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37

Radius: 7.2

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.34 AU - 11.08 AU

Year: 19849 Days

Day: 23.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,617,345 km

• M1: 89,609 km (0.078 R)
• M2: 441,164 km (0.111 R)
• M3: 1,015,620 km (0.075 R)
• M4: 1,942,828 km (0.031 R)
• M5: 2,437,697 km (0.097 R)
• M6: 5,742,464 km (0.085 R)
• M7: 6,406,828 km (0.111 R)
• M8: 6,790,247 km (0.108 R)
• M9: 7,603,013 km (0.072 R)
• M10: 7,960,252 km (0.09 R)
• M11: 8,441,209 km (0.081 R)
• M12: 9,299,153 km (0.067 R)
• M13: 10,343,197 km (0.113 R)
• M14: 11,051,094 km (0.102 R)
• M15: 11,933,123 km (0.113 R)
• M16: 13,523,648 km (0.101 R)
• M17: 15,138,407 km (0.104 R)
• M18: 15,362,953 km (0.112 R)
• M19: 16,937,770 km (0.082 R)
• M20: 20,065,413 km (0.1 R)
• M21: 27,770,002 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 16,884 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit